In essence the choice of legal mode of obligatory rights assignment is to define the characteristics and function of contract and notification of obligatory assignment, and also define the role they play in the activities of obligatory assignment. 确定债权让与的法律模式,实质就是确定债权让与合同与债权让与通知各自的性质和地位,明确它们在债权让与中发挥的作用。
The system of infringement of obligatory right by third party is the result of combination of contract law and tort law for the benefit of creditor. 第三人侵害债权制度是合同法和侵权行为法为保障债权人的利益而相互渗透和融合的产物。